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Oracle Linux 8 ELSA-2025-20323 Important: kernel DoS Fix

oracle
Calendar Grey May 13, 2025
Oracle Linux Logo Esm H88
Security notice ELSA-2025-20324 for Oracle Linux 8, kernel modifications targeting critical issues to reduce denial-of-service vulnerabilities.
The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Summary

[5.15.0-308.179.6.2.el8uek] - x86/bhi: Do not set BHI_DIS_S in 32-bit mode (Pawan Gupta) [Orabug: 37920681] - x86/bpf: Add IBHF call at end of classic BPF (Daniel Sneddon) [Orabug: 37920681] - x86/bpf: Call branch history clearing sequence on exit (Daniel Sneddon) [Orabug: 37920681] - selftest/x86/bugs: Add selftests for ITS (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Align RETs in BHB clear sequence to avoid thunking (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Add "vmexit" option to skip mitigation on some CPUs (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Enable Indirect Target Selection mitigation (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Add support for ITS-safe return thunk (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Add support for ITS-safe indirect thunk (Pawan Gupta) [Orabug: 37863726] {CVE-2024-28956} - x86/its: Enumerate Indirect Target Selection (ITS) bug (Pawan Gupta) [O...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory kernel update DoS attack important fix bug mitigation Oracle Linux

SRPMs

http://oss.oracle.com/ol8/SRPMS-updates//kernel-uek-5.15.0-308.179.6.2.el8uek.src.rpm

x86_64

bpftool-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-core-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-debug-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-debug-core-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-debug-devel-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-debug-modules-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-debug-modules-extra-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-devel-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-doc-5.15.0-308.179.6.2.el8uek.noarch.rpm kernel-uek-modules-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-modules-extra-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-container-5.15.0-308.179.6.2.el8uek.x86_64.rpm kernel-uek-container-debug-5.15.0-308.179.6.2.el8uek.x86_64.rpm

aarch64

bpftool-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-core-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-debug-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-debug-core-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-debug-devel-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-debug-modules-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-debug-modules-extra-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-devel-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-doc-5.15.0-308.179.6.2.el8uek.noarch.rpm kernel-uek-modules-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-modules-extra-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-container-5.15.0-308.179.6.2.el8uek.aarch64.rpm kernel-uek-container-debug-5.15.0-308.179.6.2.el8uek.aarch64.rpm

Severity
important
Lowest
Low
Medium
High
Critical

Related CVEs: CVE-2024-28956

Topics%20covered

Topics Covered

security advisory kernel update DoS attack important fix bug mitigation Oracle Linux

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